82080420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80471}}^1$

素因数の和:80500

約数の個数: 48

約数和(自身を含む): 243347328

約数和(自身を除く): 161266908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 80471, 160942, 241413, 321884, 402355, 482826, 804710, 965652, 1207065, 1368007, 1609420, 2414130, 2736014, 4104021, 4828260, 5472028, 6840035, 8208042, 13680070, 16416084, 20520105, 27360140, 41040210, 82080420]

約数ペア:

[(1, 82080420), (2, 41040210), (3, 27360140), (4, 20520105), (5, 16416084), (6, 13680070), (10, 8208042), (12, 6840035), (15, 5472028), (17, 4828260), (20, 4104021), (30, 2736014), (34, 2414130), (51, 1609420), (60, 1368007), (68, 1207065), (85, 965652), (102, 804710), (170, 482826), (204, 402355), (255, 321884), (340, 241413), (510, 160942), (1020, 80471)]